From ed57a3c76d5cc993ad7215ad9ed9a67c80b378f8 Mon Sep 17 00:00:00 2001
From: Kris Maglione <jg@suckless.org>
Date: Wed, 11 Mar 2009 17:20:08 -0400
Subject: [PATCH] Handle 'wmiir setsid' with no arguments gracefully.

---
 cmd/wmiir.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/cmd/wmiir.c b/cmd/wmiir.c
index 1e59c171..e3f32783 100644
--- a/cmd/wmiir.c
+++ b/cmd/wmiir.c
@@ -342,6 +342,8 @@ xsetsid(int argc, char *argv[]) {
 	}ARGEND;
 	if(av0 == nil)
 		av0 = argv[0];
+	if(av0 == nil)
+		return 1;
 
 	setsid();
 	execvp(av0, argv);